Home / 642,044,111.60-963,097,660.20-335,934,095.60

Finding the Fourth Proportional to 642,044,111.60, 963,097,660.20 and 335,934,095.60

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Solution

The fourth proportional to 642,044,111.60, 963,097,660.20 and 335,934,095.60 is: 503,917,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,044,111.60 : 963,097,660.20 = 335,934,095.60 : x
  2. Step 2: Convert to fraction form
    642,044,111.60/963,097,660.20 = 335,934,095.60/x
  3. Step 3: Cross multiply
    642,044,111.60x = 963,097,660.20 × 335,934,095.60
  4. Step 4: Simplify right side
    642,044,111.60x = 323,537,341,453,763,136
  5. Step 5: Solve for x
    x = 323,537,341,453,763,136/642,044,111.60
  6. Step 6: Final answer
    x = 503,917,621.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.